Eugene and huong each improved their yards by planting day lilies and ivy. They brought their supplies from the same store. Eugene spent $67 on 2 day lilies and 9 pots of ivy. Huong spent $93 on 8 day lilies and 11 pots of ivy. Find the cost of one daylily and the cost of one post of ivy.

Determine whether the following statements are true and give an explanation or counterexample. bold a. when using the shell method, the axis of the cylindrical shells is parallel to the axis of revolution. bold b. if a region is revolved about the y-axis, then the shell method must be used. bold c. if a region is revolved about the x-axis, then in principle it is possible to use the disk/washer method and integrate with respect to x or the shell method and integrate with respect to y.

What is the value of f(x) = 2.2 for f(-2)?

Suppose you just purchased a digital music player and have put 8 tracks on it. after listening to them you decide that you like 4 of the songs. with the random feature on your player, each of the 8 songs is played once in random order. find the probability that among the first two songs played (a) you like both of them. would this be unusual? (b) you like neither of them. (c) you like exactly one of them. (d) redo () if a song can be replayed before all 8 songs are played.